CN211809974U

CN211809974U - Waterproof and silt-proof middle support lock

Info

Publication number: CN211809974U
Application number: CN202020504906.8U
Authority: CN
Inventors: 应鸿峰
Original assignee: Taizhou Bodyguard Lock Co ltd
Current assignee: Taizhou Jindart Intelligent Technology Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-10-30
Anticipated expiration: 2030-04-08

Abstract

The utility model provides a waterproof and sand-proof middle support lock, which comprises a lock shell, wherein an intelligent driving assembly and a spring energy storage box are arranged in the lock shell, and the spring energy storage box comprises a rack box, a spring clamp, a spring and a lock pin; the rack box is slidably arranged in a cavity arranged in the lock shell, and the rack box is connected with the intelligent driving assembly through a gear structure; the spring clamp is slidably arranged in an accommodating cavity arranged in the rack box, the spring is arranged in a spring cavity arranged in the spring clamp, the spring is used for transmitting the acting force of the rack box to the spring clamp, and the compression and extension directions of the spring are consistent with the sliding direction of the spring clamp; the lock pin is arranged on the spring clamp and used for extending out or retracting into the lock shell along with the movement of the spring clamp. The middle support lock has the advantages of stable performance, good waterproof and silt-proof performance and sufficient output torque.

Description

Waterproof and silt-proof middle support lock

Technical Field

The utility model mainly relates to an intelligence drum lock of stopping technical field, specifically a waterproof silt-proof centre bracing lock.

Background

The outer hanging type silt-prevention anti-theft drum brake lock is one of intelligent drum brake locks, is widely applied to various fields (such as electric vehicle drum brake locks), and has a certain anti-theft effect.

In the prior art, the drum brake lock mainly has the following defects: in the existing drum brake lock driving structure, a spring is generally used for transmitting torque, and the related structure design performance of the spring in the traditional structure is not stable enough, so that sufficient torque is difficult to output, and the drum brake lock driving structure is not beneficial to processing and assembling; meanwhile, the existing product is poor in waterproof performance and worse in silt prevention performance, and silt is easy to enter between the lock pin and the lock hole, so that the lock pin is blocked and fails.

SUMMERY OF THE UTILITY MODEL

For solving the not enough of prior art, the utility model discloses combine prior art, from practical application, provide a waterproof silt-proof centre shoring lock, it has the stable performance, waterproof silt-proof performance is good, output torque is sufficient advantage.

The technical scheme of the utility model as follows:

a waterproof and anti-sediment middle support lock comprises a lock shell, wherein an intelligent driving assembly and a spring energy storage box are arranged in the lock shell, and the spring energy storage box comprises a rack box, a spring clamp, a spring and a lock pin;

the rack box is slidably arranged in a cavity arranged in the lock shell, and the rack box is connected with the intelligent driving assembly through a gear structure;

the spring clamp is slidably arranged in an accommodating cavity arranged in the rack box, the spring is arranged in a spring cavity arranged in the spring clamp, the spring is used for transmitting the acting force of the rack box to the spring clamp, and the compression and extension directions of the spring are consistent with the sliding direction of the spring clamp;

the lock pin is arranged on the spring clamp and used for extending out or retracting into the lock shell along with the movement of the spring clamp.

Furthermore, the rack box is provided with a rack, and the rack is meshed with the driving gear of the intelligent driving assembly, so that the rack box can realize reciprocating motion under the action of the intelligent driving assembly.

Furthermore, the spring protrudes out of the spring cavity in the radial direction, a limiting step is formed in the containing cavity, and the transmission of the acting force between the rack box and the spring clamp is realized through the matching of the limiting step and the spring end face protruding out of the spring cavity.

Furthermore, the holding cavity comprises a spring groove and guide grooves arranged on two sides of the spring groove, the size of the spring groove is larger than that of the guide grooves, and the limiting step is formed at the communication position of the spring groove and the guide grooves.

Furthermore, the spring clamp comprises a guide plate, the spring cavity is arranged on the guide plate and penetrates through the guide plate in the thickness direction, the guide plate is in sliding fit with the guide groove, and the position of the spring cavity corresponds to that of the spring groove.

Furthermore, the bottom of the accommodating cavity is provided with an opening, and the opening is used for inserting the guide plate into the accommodating cavity.

Furthermore, a limiting column is arranged in the spring cavity, and two ends of the spring are sleeved on the limiting column.

Furthermore, a T-shaped groove is formed in one end of the spring clamp, a T-shaped head is arranged at one end of the lock pin, and the T-shaped head is inserted into the T-shaped groove to achieve installation of the lock pin on the spring clamp.

Furthermore, a stainless steel bushing and an O-shaped waterproof ring are arranged on the lock shell in a lock hole position for the lock pin to extend out, and the stainless steel bushing and the O-shaped waterproof ring are sleeved on the lock pin.

Furthermore, the lock shell is provided with a waterproof pad at the sealing cover, and the intelligent driving assembly is provided with a lead waterproof ring at the lead outlet position.

The utility model has the advantages that:

1. the utility model discloses an among the well lock structure design that props, provide drive power through intelligent drive assembly, drive power passes through the rack case and acts on the spring, and then acts on the spring through the spring, makes the lockpin can realize concertina movement through the spring clamp, and its overall structure design is simple reasonable, and operating stability is high, can guarantee to provide sufficient output torque to the lockpin.

2. The utility model discloses an among the well lock structure that props, spring energy storage box overall structure design is simple reasonable, can guarantee the nimble steady motion between each spare part, and the structural design of mutually supporting between rack case, spring clamp, spring and the lockpin simultaneously, the maintenance in realization spring energy storage box's that can be convenient processing assembly and later stage.

3. The utility model discloses wholly adopt totally enclosed structural design, can prevent that silt from getting into this well prop in the lock, closed structural design makes this well prop the lock and has more stable performance and longer life.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a middle support lock;

FIG. 2 is a schematic view of the internal structure of the middle support lock;

FIG. 3 is a schematic diagram of a split structure of a middle support lock;

FIG. 4 is a schematic structural view of a spring energy storage box;

FIG. 5 is a schematic view of a spring clip and locking pin configuration;

FIG. 6 is a schematic structural view of a rack housing;

FIG. 7 is a schematic diagram of a disassembled structure of the spring energy storage box;

FIG. 8 is a schematic diagram of a split structure of the intelligent drive assembly.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.

As shown in fig. 1-8, for the utility model provides a pair of waterproof silt-proof middle support lock correlation structure schematic diagram.

The middle support lock mainly comprises a lock shell 1, wherein an intelligent driving assembly 3 and a spring energy storage box 4 are arranged in the lock shell 1, and the spring energy storage box 4 comprises a rack box 41, a spring clamp 42, a spring 44 and a lock pin 43; the rack box 41 is slidably arranged in a cavity arranged in the lock shell 1, and the rack box 41 is connected with the intelligent drive assembly 3 through a gear structure; under the drive of the intelligent drive assembly 3, the rack box 41 can realize reciprocating linear motion. The spring clip 42 is slidably disposed in the accommodating cavity 411 of the rack box 41, the spring 44 is disposed in the spring cavity 422 of the spring clip 42, the spring 44 is used for transmitting the acting force of the rack box 41 to the spring clip 42, and the compressing and extending directions of the spring 44 are consistent with the sliding direction of the spring clip 42; a locking pin 43 is mounted on the spring clip 42 for movement with the spring clip 42 to extend or retract the housing 1.

The utility model discloses an operation principle as follows: when intelligent drive assembly 3 moves, it can drive rack case 41 and carry out rectilinear motion, and rack case 41 and then compression spring 44, spring 44 rethread elasticity drive spring clamp 42 rectilinear motion, and spring clamp 42 and then drive lockpin 43 rectilinear motion and realize flexible action to accomplish and lock or unblank. The utility model discloses in, through with lockpin 43 direction of motion straight spring 44 as the intermediate drive spare, it has the stable performance, advantage that output torque is big.

The utility model discloses in, rack case 41 is provided with rack 414, rack 414 with the cooperation of the drive gear 33 meshing of intelligent drive assembly 3, and then makes rack case 41 can realize reciprocating motion under the effect of intelligent drive assembly 3. As shown in fig. 8, the intelligent driving assembly 3 mainly comprises an upper housing 31, a lower housing 32, a motor 34 and a gear set, wherein the motor 34 and the gear set are disposed in the upper housing 31 and the lower housing 32, the motor 34 drives the driving gear 33 to rotate forward and backward through the gear set, and the intelligent driving assembly 3 is a prior art in the field and is not further described herein.

Preferably, in the utility model discloses in, spring 44 is in the radial direction protrusion spring chamber 422, be formed with spacing step in the holding chamber 411, through spacing step and the spring 44 end-face fit of protrusion spring chamber 422 part realize the transmission of working force between rack case 41 and the spring clamp 42. Further, the limit step is formed by the following method: as shown in fig. 6, the accommodating chamber 411 includes a spring slot 412 and guide slots 413 disposed at two sides of the spring slot 412, wherein the size of the spring slot 412 is larger than that of the guide slots 413, and the limiting step is formed at a position where the spring slot 412 is communicated with the guide slots 413. The two end faces of the spring 44 protruding the spring cavity 422 tightly prop against the inner side face of the limiting step, so that when the limiting step moves, the spring 44 can be compressed towards one end, and the spring 44 can realize the transmission of the acting force.

Preferably, as shown in fig. 4, 5, 6 and 7, the spring clip 42 includes a guide plate 421, the spring cavity 422 is disposed on the guide plate 421 and penetrates the guide plate 421 in the thickness direction, the guide plate 421 is adapted to the size of the guide slot 413, and the spring cavity 422 corresponds to the position of the spring slot 412. The guide plate 421 is fixed at a middle position of a bottom plate, and the bottom plate is attached to the lower surface of the rack housing 41 after the guide plate 421 is mounted in the guide groove 413. Further, in order to make things convenient for the dismouting between the spare part, the utility model discloses china will holding chamber 411 bottom sets up the opening, the opening is used for supplying deflector 421 to insert extremely in the holding chamber 411, deflector 421 installs the back, and the bottom plate seals the opening. The structure can ensure flexible movement among all parts, on one hand, the parts are convenient to process, and on the other hand, the parts can be conveniently disassembled and assembled.

The utility model discloses in, be provided with spacing post 423 in the spring chamber 422, the cover is established at spring 44 both ends spacing post 423 is last, and the support that realizes spring 44 through spacing post 423 is spacing.

The utility model discloses in, be quick detach formula mounting structure between lockpin 43 and the spring clamp 42, it is concrete, spring clamp 42 one end is equipped with T type groove, lockpin 43 one end is equipped with T type head, T type head insert extremely T type inslot realizes the installation of lockpin 43 on spring clamp 42.

In order to guarantee this well waterproof silt performance of preventing of propping lock, this well prop the lock and be equipped with stainless steel bush 7 and O type waterproof ring 8 in 2 positions of lockhole of lock shell 1, stainless steel bush 7 and the waterproof 8 covers of O type are located on the lockpin 43, and lock shell 1 is equipped with waterproof pad 6 in its installation closing cap 5 department, and intelligent drive assembly 3 sets up waterproof circle 9 of lead wire in its lead wire position of being qualified for the next round of competitions, through totally enclosed design structure, has guaranteed this well waterproof silt performance of preventing of propping the lock.

Claims

1. A waterproof and anti-sediment middle support lock comprises a lock shell, wherein an intelligent driving assembly and a spring energy storage box are arranged in the lock shell, and the waterproof and anti-sediment middle support lock is characterized in that the spring energy storage box comprises a rack box, a spring clamp, a spring and a lock pin;

2. The middle support lock for preventing water and silt according to claim 1, wherein the rack box is provided with a rack, and the rack is meshed and matched with a driving gear of the intelligent driving assembly, so that the rack box can realize reciprocating motion under the action of the intelligent driving assembly.

3. The waterproof and silt-proof center support lock of claim 1, wherein the spring protrudes from the spring cavity in a radial direction, a limiting step is formed in the accommodating cavity, and the transmission of the acting force between the rack box and the spring clamp is realized through the matching of the limiting step and the spring end face of the protruding spring cavity part.

4. The lock of claim 3, wherein the receiving cavity comprises a spring slot and guide slots disposed at two sides of the spring slot, and the size of the spring slot is larger than that of the guide slots, so that the position-limiting step is formed at the communication position of the spring slot and the guide slots.

5. The lock of claim 4, wherein the spring clip comprises a guide plate, the spring cavity is disposed on the guide plate and penetrates through the guide plate in a thickness direction, the guide plate is slidably engaged with the guide slot, and the spring cavity corresponds to the spring slot.

6. The lock of claim 5, wherein an opening is provided at the bottom of the accommodating chamber for inserting the guide plate into the accommodating chamber.

7. The waterproof and silt-proof center support lock of claim 3, wherein a limiting column is arranged in the spring cavity, and two ends of the spring are sleeved on the limiting column.

8. The lock of claim 1, wherein a T-shaped groove is formed at one end of the spring clip, a T-shaped head is formed at one end of the lock pin, and the T-shaped head is inserted into the T-shaped groove to mount the lock pin on the spring clip.

9. The lock of claim 1, wherein a stainless steel bushing and an O-ring are disposed at a position of the lock hole of the lock housing where the lock pin extends, and the stainless steel bushing and the O-ring are sleeved on the lock pin.

10. The lock of claim 1, wherein the lock case is provided with a waterproof pad at the cover thereof, and the intelligent driving assembly is provided with a waterproof lead ring at the lead outlet position thereof.